class SKUtils
{
 public:
  static const Int_t kSKCCDiffractive;
  static const UInt_t kSKMuon;

 private:

};

const Int_t SKUtils::kSKCCDiffractive = 27;
//ip(nring)      :  particle type by PID (1:gamma 2:electron 3:muon)
const UInt_t SKUtils::kSKMuon = 3;
